AFOS product CLISJU
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CDCA42 TJSJ 210448
CLISJU


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN, PR                                
1247 AM AST WED OCT 21 2020


................................... 

...THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR OCTOBER 20 2020...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1898 TO 2020


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         89   1002 AM  95    1980  88      1       89       
  MINIMUM         78    650 AM  67    1959  77      1       78       
  AVERAGE         84                        82      2       84      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          2.38 1942   0.19  -0.19      T      
  MONTH TO DATE    3.69                      3.36   0.33     1.06    
  SINCE SEP 1      8.72                      9.13  -0.41    10.60    
  SINCE JAN 1     54.78                     42.75  12.03    35.03    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                       0.0    0.0      0.0     
  MONTH TO DATE    0.0                       0.0    0.0      0.0     
  SINCE SEP 1      0.0                       0.0    0.0      0.0     
  SINCE JUL 1      0.0                       0.0    0.0      0.0     
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE SEP 1      0                         0      0        0       
  SINCE JUL 1      0                         0      0        0       
                                                                     
 COOLING                                                             
  YESTERDAY       19                        18      1       19       
  MONTH TO DATE  363                       360      3      388       
  SINCE SEP 1    946                       915     31      992       
  SINCE JAN 1   5150                      4772    378     5010       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    NW (330)      
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     N (10)       
  AVERAGE WIND SPEED     5.3                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.3                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HAZE                                                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    85                                                       
 LOWEST     61                                                       
 AVERAGE    73                                                       

..........................................................

                                                                     
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   88        94      2016                    
 MINIMUM TEMPERATURE (F)   77        68      1959                    

                                                                     
SUNRISE AND SUNSET                                                   
OCTOBER 21 2020.......SUNRISE   620 AM AST   SUNSET   557 PM AST   
OCTOBER 22 2020.......SUNRISE   620 AM AST   SUNSET   556 PM AST   

                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          




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